Home / 2,957.22-4,080.99-1,630.98

Finding the Fourth Proportional to 2,957.22, 4,080.99 and 1,630.98

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Solution

The fourth proportional to 2,957.22, 4,080.99 and 1,630.98 is: 2,250.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.22 : 4,080.99 = 1,630.98 : x
  2. Step 2: Convert to fraction form
    2,957.22/4,080.99 = 1,630.98/x
  3. Step 3: Cross multiply
    2,957.22x = 4,080.99 × 1,630.98
  4. Step 4: Simplify right side
    2,957.22x = 6,656,013.07
  5. Step 5: Solve for x
    x = 6,656,013.07/2,957.22
  6. Step 6: Final answer
    x = 2,250.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.